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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(trifluoromethyl)-2-iodophenylboronic acid 1257793-13-7 C7H5BF3IO2
    5-(trifluoromethyl)-2-iodophenylboronic acid
    —— 5-fluoro-2-iodo-1-(toluene-4-sulfonyl)-1H-pyrrolo[2,3-b]pyridine 866318-98-1 C14H10FIN2O2S
    5-fluoro-2-iodo-1-(toluene-4-sulfonyl)-1H-pyrrolo[2,3-b]pyridine
    —— 5β‐estrane‐3β,17α‐diol 481695-79-8 C18H30O2
    5β‐estrane‐3β,17α‐diol
    —— 5-Methyl-2,5,7-triazaspiro[3.4]octan-6-one hydrochloride 1609403-10-2 C6H12ClN3O
    5-Methyl-2,5,7-triazaspiro[3.4]octan-6-one hydrochloride
    —— 5-O-(cyclopropylmethyl) 3-O-ethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 96918-81-9 C21H23Cl2NO4
    5-O-(cyclopropylmethyl) 3-O-ethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
    —— 5-Methoxy-3-nitrobrenzcatechin 90001-37-9 C7H7NO5
    5-Methoxy-3-nitrobrenzcatechin
    —— 5-chloro-3-hydroxy-3-(4'-methoxyphenyl)-2-phenyl-2,3-dihydro-1H-isoindol-1-one 146516-84-9 C21H16ClNO3
    5-chloro-3-hydroxy-3-(4'-methoxyphenyl)-2-phenyl-2,3-dihydro-1H-isoindol-1-one
    —— 5-(1-benzyloxyethyl)-3-carboxymethyl-2,4-dioxoimidazolidine-1-carboxylic acid tert-butyl ester 1632153-60-6 C19H24N2O7
    5-(1-benzyloxyethyl)-3-carboxymethyl-2,4-dioxoimidazolidine-1-carboxylic acid tert-butyl ester
    —— 5-benzoyl-4-methyl-1-(2-nitrobenzoyl)-1,3,4,5-tetrahydro-2H-1,5-benzodiazepin-2-one 1470406-92-8 C24H19N3O5
    5-benzoyl-4-methyl-1-(2-nitrobenzoyl)-1,3,4,5-tetrahydro-2H-1,5-benzodiazepin-2-one
    —— 5,5,2',2',4',4',5'',5''-octamethyl-octahydro-dispiro[pyrrolo[1,2-b][1,4,2]oxathiazole-2,1'-cyclobutane-3',2''-pyrrolo[1,2-b][1,4,2]oxathiazole] 50455-62-4 C20H34N2O2S2
    5,5,2',2',4',4',5'',5''-octamethyl-octahydro-dispiro[pyrrolo[1,2-b][1,4,2]oxathiazole-2,1'-cyclobutane-3',2''-pyrrolo[1,2-b][1,4,2]oxathiazole]
    —— 5-<N-Formyl-o-(3-chlor-o-toluidino)-benzyl>tetrazol 27199-32-2 C16H14ClN5O
    5-<N-Formyl-o-(3-chlor-o-toluidino)-benzyl>tetrazol
    —— [5-[1-(4-chloro-1,3-benzothiazol-2-yl)-4-hydroxy-3-(5-methylfuran-2-carbonyl)-5-oxo-2H-pyrrol-2-yl]furan-2-yl]methyl acetate 1071951-64-8 C24H17ClN2O7S
    [5-[1-(4-chloro-1,3-benzothiazol-2-yl)-4-hydroxy-3-(5-methylfuran-2-carbonyl)-5-oxo-2H-pyrrol-2-yl]furan-2-yl]methyl acetate
    —— 5'-deoxy-N4-[(3-ethoxypropoxy)carbonyl]-5-vinylcytidine 234077-08-8 C17H25N3O7
    5'-deoxy-N4-[(3-ethoxypropoxy)carbonyl]-5-vinylcytidine
    —— 5,8-dihydro-4H-7-methyl-thieno<3,2-b>azepine 76330-95-5 C9H11NS
    5,8-dihydro-4H-7-methyl-thieno<3,2-b>azepine
    —— 5,6-dichloro-2-[2-(4-methylsulfonylpiperazin-1-yl)pyridin-3-yl]-1H-benzimidazole 1146523-47-8 C17H17Cl2N5O2S
    5,6-dichloro-2-[2-(4-methylsulfonylpiperazin-1-yl)pyridin-3-yl]-1H-benzimidazole
    —— 5-[3-(2-phenylmethoxyphenyl)prop-2-enylidene]-2-sulfanylidene-1,3-thiazolidin-4-one 1443442-57-6 C19H15NO2S2
    5-[3-(2-phenylmethoxyphenyl)prop-2-enylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 5-[2'-methyl-2-(trifluoromethyl)biphenyl-4-yl]-3-[2-(trifluoromethoxy)phenyl]-1,2,4-oxadiazole 1140461-49-9 C23H14F6N2O2
    5-[2'-methyl-2-(trifluoromethyl)biphenyl-4-yl]-3-[2-(trifluoromethoxy)phenyl]-1,2,4-oxadiazole
    —— (5-bromo-2-chloro-phenyl)-(4-(R)-tetrahydrofuran-3-yloxy-phenyl)-methanone 915095-83-9 C17H14BrClO3
    (5-bromo-2-chloro-phenyl)-(4-(R)-tetrahydrofuran-3-yloxy-phenyl)-methanone
    —— 5-chloro-N-[[(5S)-3-[3-methyl-4-[3-[2-(4-methylpiperazin-1-yl)ethoxy]-2-oxopyridin-1-yl]phenyl]-2-oxo-1,3-oxazolidin-5-yl]methyl]thiophene-2-carboxamide 1093417-23-2 C28H32ClN5O5S
    5-chloro-N-[[(5S)-3-[3-methyl-4-[3-[2-(4-methylpiperazin-1-yl)ethoxy]-2-oxopyridin-1-yl]phenyl]-2-oxo-1,3-oxazolidin-5-yl]methyl]thiophene-2-carboxamide
    —— 5-Benzyloxy-<2-13C>-1-pentanol 80607-14-3 C12H18O2
    5-Benzyloxy-<2-13C>-1-pentanol
    —— 5-aminocarbonyl-3-methyl-4-phenylsulfonyl-1H-pyrrole-2-carboxylic acid 1021525-91-6 C13H12N2O5S
    5-aminocarbonyl-3-methyl-4-phenylsulfonyl-1H-pyrrole-2-carboxylic acid
    —— (5R,8S,9R,10S,13R,14S)-14-Bromo-8-hydroxy-13-methyl-tetradecahydro-cyclopenta[a]phenanthrene-3,17-dione 114585-89-6 C18H25BrO3
    (5R,8S,9R,10S,13R,14S)-14-Bromo-8-hydroxy-13-methyl-tetradecahydro-cyclopenta[a]phenanthrene-3,17-dione
    —— 5<i>H</i>-diimidazo[1,2-<i>a</i>;2',1'-<i>c</i>][1,4]diazepine 54475-97-7 C9H8N4
    5<i>H</i>-diimidazo[1,2-<i>a</i>;2',1'-<i>c</i>][1,4]diazepine
    —— 5-chloro-2-({1-(6-fluoropyridin-3-yl)-3-[6-(methylsulfonyl)pyridin-3-yl]-1H-pyrazol-4-yl}sulfanyl)pyridine 1199803-51-4 C19H13ClFN5O2S2
    5-chloro-2-({1-(6-fluoropyridin-3-yl)-3-[6-(methylsulfonyl)pyridin-3-yl]-1H-pyrazol-4-yl}sulfanyl)pyridine
    —— 5-(2,4-dimethylphenyl)-3-methyl-1-(3-n-propyl-pyrid-2-yl)-1,3,5-triazapenta-1,4-diene 65259-37-2 C19H24N4
    5-(2,4-dimethylphenyl)-3-methyl-1-(3-n-propyl-pyrid-2-yl)-1,3,5-triazapenta-1,4-diene
    —— 5-ethoxycarbonyloxy-11-methyl-1,2,4,5-tetrahydro-azepino[4,5-<i>b</i>]quinoline-3-carboxylic acid ethyl ester 56516-41-7 C20H24N2O5
    5-ethoxycarbonyloxy-11-methyl-1,2,4,5-tetrahydro-azepino[4,5-<i>b</i>]quinoline-3-carboxylic acid ethyl ester
    —— 5-(1H-Benzoimidazol-2-yl)-4-phenyl-4H-[1,2,4]triazole-3-thiol 134722-57-9 C15H11N5S
    5-(1H-Benzoimidazol-2-yl)-4-phenyl-4H-[1,2,4]triazole-3-thiol
    —— 5-(Dimethylsilyl)-1-hexen 36982-67-9 C8H18Si
    5-(Dimethylsilyl)-1-hexen
    —— 5-(2'-anthracen-9-yl-4,4'-dimethyl-biphenyl-2-yl)-3,7-dimethyl-5<i>H</i>-benzo[<i>b</i>]phosphindole 59313-84-7 C42H33P
    5-(2'-anthracen-9-yl-4,4'-dimethyl-biphenyl-2-yl)-3,7-dimethyl-5<i>H</i>-benzo[<i>b</i>]phosphindole
    —— 5,5-bis(4-fluorophenyl)-2-[(2-methoxyethyl)(methyl)amino]-3-(3-{4-[4-(trifluoromethyl)phenyl]-1-piperidinyl}propyl)-3,5-dihydro-4H-imidazol-4-one trifluoroacetate 721953-05-5 C2HF3O2*C34H37F5N4O2
    5,5-bis(4-fluorophenyl)-2-[(2-methoxyethyl)(methyl)amino]-3-(3-{4-[4-(trifluoromethyl)phenyl]-1-piperidinyl}propyl)-3,5-dihydro-4H-imidazol-4-one trifluoroacetate
    —— 5-(2-chloro-4-hexadecyloxy-anilino)-2-(2,6-dichloro-4-methanesulfonyl-phenyl)-1,2-dihydro-pyrazol-3-one 61138-39-4 C32H44Cl3N3O4S
    5-(2-chloro-4-hexadecyloxy-anilino)-2-(2,6-dichloro-4-methanesulfonyl-phenyl)-1,2-dihydro-pyrazol-3-one
    —— 5-diethoxymethyl-3-oxo-3<i>H</i>-isoxazole-2-carboxylic acid methylamide 27085-66-1 C10H16N2O5
    5-diethoxymethyl-3-oxo-3<i>H</i>-isoxazole-2-carboxylic acid methylamide
    —— 5-((2-Amino-4-((4-(2-(4-nitro-2-sulfophenyl)vinyl)-3-sulfophenyl)-NNO-azoxy)phenyl)diazenyl)naphthalene-1-sulfonic acid 757898-32-1 C30H22N6O12S3
    5-((2-Amino-4-((4-(2-(4-nitro-2-sulfophenyl)vinyl)-3-sulfophenyl)-NNO-azoxy)phenyl)diazenyl)naphthalene-1-sulfonic acid
    —— [5-(4-chlorophenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]-(2-pyridin-2-yl-ethyl)amine 1137143-45-3 C17H14ClN5S
    [5-(4-chlorophenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]-(2-pyridin-2-yl-ethyl)amine
    —— 5-(4-tert-butylphenyl)-3-(2-thienyl)-pyrazoline 1097965-07-5 C17H20N2S
    5-(4-tert-butylphenyl)-3-(2-thienyl)-pyrazoline
    —— 5-bromo-pyridine-2-carboxylic acid (2-dimethylamino-ethyl)-methyl-amide 1092563-59-1 C11H16BrN3O
    5-bromo-pyridine-2-carboxylic acid (2-dimethylamino-ethyl)-methyl-amide
    —— 5-allyloxy-1-chloro-3-methyl-pent-2-ene 87400-67-7 C9H15ClO
    5-allyloxy-1-chloro-3-methyl-pent-2-ene
    —— 5,6-dimethyl-2-(5-phenyl-1H-pyrazol-3-yl)-1H-benzimidazole 109073-63-4 C18H16N4
    5,6-dimethyl-2-(5-phenyl-1H-pyrazol-3-yl)-1H-benzimidazole
    —— (+/-)-5-(7-Ethyl-9,10-dihydro-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-2,4(1H,3H)-pyrimidinedione 226719-83-1 C19H19N3O3
    (+/-)-5-(7-Ethyl-9,10-dihydro-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-2,4(1H,3H)-pyrimidinedione
    —— 5-(4-bromo-2-chloro-phenoxymethyl)-2-(cyclopropanecarbonyl-amino)-benzoic acid 1046401-42-6 C18H15BrClNO4
    5-(4-bromo-2-chloro-phenoxymethyl)-2-(cyclopropanecarbonyl-amino)-benzoic acid
    —— (5S,6S)-5-Methanesulfonyl-4-[1-(3-nitro-phenyl)-meth-(E)-ylidene]-6-phenoxy-1-aza-bicyclo[3.2.0]heptan-7-one 64227-91-4 C20H18N2O6S
    (5S,6S)-5-Methanesulfonyl-4-[1-(3-nitro-phenyl)-meth-(E)-ylidene]-6-phenoxy-1-aza-bicyclo[3.2.0]heptan-7-one
    —— 5-Bromo-3-chloro-2-hydroxy-benzoic acid [(S)-3-hydroxy-13-methyl-6,7,8,9,11,12,13,14,15,16-decahydro-cyclopenta[a]phenanthren-(17E)-ylidene]-hydrazide 67657-92-5 C25H26BrClN2O3
    5-Bromo-3-chloro-2-hydroxy-benzoic acid [(S)-3-hydroxy-13-methyl-6,7,8,9,11,12,13,14,15,16-decahydro-cyclopenta[a]phenanthren-(17E)-ylidene]-hydrazide
    —— 5-(4-chloro-phenyl)-3-phenyl-4-(4-pyrimidin-2-ylsulfamoyl-phenylazo)-pyrazole-1-carboxylic acid anilide 65234-38-0 C32H23ClN8O3S
    5-(4-chloro-phenyl)-3-phenyl-4-(4-pyrimidin-2-ylsulfamoyl-phenylazo)-pyrazole-1-carboxylic acid anilide
    —— 5-methyl-2-phenyl-4-(1-phenyl-3-phenylhydrazono-3-<i>p</i>-tolyl-propyl)-2,4-dihydro-pyrazol-3-one 69548-49-8 C32H30N4O
    5-methyl-2-phenyl-4-(1-phenyl-3-phenylhydrazono-3-<i>p</i>-tolyl-propyl)-2,4-dihydro-pyrazol-3-one
    —— 5-(2,2-dimethyl-chroman-6-ylmethyl)-3-methoxy-4-(4-methoxy-phenyl)-dihydro-furan-2-one 65372-48-7 C24H28O5
    5-(2,2-dimethyl-chroman-6-ylmethyl)-3-methoxy-4-(4-methoxy-phenyl)-dihydro-furan-2-one
    —— 5-Benzylsulfanyl-2-phenyl-2,3-dihydro-[1,2,4]triazolo[1,5-c]pyrimidine-8-carbonitrile 79220-67-0 C19H15N5S
    5-Benzylsulfanyl-2-phenyl-2,3-dihydro-[1,2,4]triazolo[1,5-c]pyrimidine-8-carbonitrile
    —— 5-(4-(chloromethyl)benzyl)-6-methyl-N4-pentylpyrimidine-2,4-diamine 1158804-42-2 C18H25ClN4
    5-(4-(chloromethyl)benzyl)-6-methyl-N4-pentylpyrimidine-2,4-diamine
    —— 5-Iodo-2',3'-O-isopropylidene-5'-O-(4-methylbenzoyl)uridine 149966-03-0 C20H21IN2O7
    5-Iodo-2',3'-O-isopropylidene-5'-O-(4-methylbenzoyl)uridine
    —— 5,6-Dimethoxy-1-aminomethyl-2-(p-toluolsulfonyl)-1,2,3,4-tetrahydro-isochinolin 32557-47-4 C19H24N2O4S
    5,6-Dimethoxy-1-aminomethyl-2-(p-toluolsulfonyl)-1,2,3,4-tetrahydro-isochinolin
    —— 5,7-Dimethyl-2-p-toluolsulfonyloxymethyl-1,4-benzodioxan 3635-69-6 C18H20O5S
    5,7-Dimethyl-2-p-toluolsulfonyloxymethyl-1,4-benzodioxan